<!DOCTYPE html>
<html lang="en">

<head>
    <meta charset="UTF-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>JS/CSS注册表单</title>
    <style>
        input[type=text],
        input[type=password] {
            width: 100%;
            padding: 12px 20px;
            margin: 8px 0;
            display: inline-block;
            border: 1px solid #ccc;
            box-sizing: border-box;
        }

        button {
            background-color: #4CAF50;
            color: white;
            padding: 14px 20px;
            margin: 8px 0;
            border: none;
            cursor: pointer;
            width: 100%;
        }

        .cancelbtn {
            padding: 14px 20px;
            background-color: #f44336;
        }

        .cancelbtn,
        .signupbtn {
            float: left;
            width: 50%
        }

        .container {
            padding: 16px;
        }

        .modal {
            display: none;
            position: fixed;
            z-index: 1;
            left: 0;
            top: 0;
            width: 100%;
            height: 100%;
            overflow: auto;
            background-color: rgb(0, 0, 0);
            background-color: rgba(0, 0, 0, 0.4);
            padding-top: 60px;
        }

        .modal-content {
            background-color: #fefefe;
            margin: 5% auto 15% auto;
            border: 1px solid #888;
            width: 80%;
        }

        .close {
            position: absolute;
            right: 35px;
            top: 15px;
            color: #000;
            font-size: 40px;
            font-weight: bold;
        }

        .close:hover,
        .close:focus {
            color: red;
            cursor: pointer;
        }

        .clearfix::after {
            content: "";
            clear: both;
            display: table;
        }

        @media screen and (max-width: 300px) {

            .cancelbtn,
            .signupbtn {
                width: 100%;
            }
        }
    </style>
</head>

<body>
    <h2>注册表单</h2>

    <button onclick="document.getElementById('id01').style.display='block'" style="width:auto;">注册</button>

    <div id="id01" class="modal">
        <span onclick="document.getElementById('id01').style.display='none'" class="close" title="Close Modal">×</span>
        <form class="modal-content animate" action="/action_page.php">
            <div class="container">
                <label><b>Email</b></label>
                <input type="text" placeholder="Enter Email" name="email" required>

                <label><b>Password</b></label>
                <input type="password" placeholder="Enter Password" name="psw" required>

                <label><b>Repeat Password</b></label>
                <input type="password" placeholder="Repeat Password" name="psw-repeat" required>
                <input type="checkbox" checked="checked"> Remember me
                <p>By creating an account you agree to our <a href="#">Terms & Privacy</a>.</p>

                <div class="clearfix">
                    <button type="button" onclick="document.getElementById('id01').style.display='none'"
                        class="cancelbtn">Cancel</button>
                    <button type="submit" class="signupbtn">Sign Up</button>
                </div>
            </div>
        </form>
    </div>
    <script>
        // 获取模型
        var modal = document.getElementById('id01');

        // 鼠标点击模型外区域关闭登录框
        window.onclick = function (event) {
            if (event.target == modal) {
                modal.style.display = "none";
            }
        }
    </script>
</body>

</html>